package com.chinaedu.oc.dao.commondity;

import java.util.List;
import java.util.Set;

import com.chinaedu.oc.po.commodity.CommoditySpecialty;

public interface ICommoditySpecialtyDao {
	
	void  insert(List<CommoditySpecialty> commoditySpecialties);
	
	void delete(String commodityId);
	
	List<CommoditySpecialty> findByCommodity(String commodityId);
	
	Set<String> queryCommodityIdById(String id);
}
